solvent extraction

例句：

1. 1. Solvent extraction is a method used to separate impurities from a liquid mixture.
   溶剂萃取是一种用于从液体混合物中分离杂质的方法。
2. 2. The solvent extraction process involves using a solvent to dissolve the target compound.
   溶剂萃取过程涉及使用溶剂溶解目标化合物。
3. 3. Solvent extraction has been shown to be an effective way to purify organic compounds.
   溶剂萃取已被证明是一种有效净化有机化合物的方法。